Excerpt from The Telephone: Its History, Construction, Principles, and Uses, With Definite Instructions on the Making of Telephones, (by Which Failure Is Impossible), And to Which Is Added a Chapter on the Phonograph
The word Telephone is derived from two Greek words tele - distant, and phone - voice and so may be applied to any instrument which enables us to hear the voice at a further distance than it can be heard by ordinary means.
The name is specially applicable to the instrument just invented by Dr. Bell, by means of which the voice is repeated at the.
The Telephone: Its History, Construction, Principles, and Uses, With Definite Instructions on the Making of Telephones, (by Which Failure Is ... a Chapter on the Phonograph (Classic Reprint) free ebook pdf epub
The Telephone: Its History, Construction, Principles, and Uses, With Definite Instructions on the Making of Telephones, (by Which Failure Is ... a Chapter on the Phonograph (Classic Reprint) ebook
The Telephone: Its History, Construction, Principles, and Uses, With Definite Instructions on the Making of Telephones, (by Which Failure Is ... a Chapter on the Phonograph (Classic Reprint) book series pdf
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